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20100901
20100901
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KRCB (PBS) 4
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PBS
Aug 31, 2010 11:00pm PDT
using chemical signals called neurotransmitters. the this circuit helps us to repeat the behaviors that make us happy while avoiding those that make us miserable. but as any adult knows, pleasure is not always good for you. tonight we'll also explore particularly dangerous forms of pleasure-seeking, addiction. long considered to be a moral weakness, addiction is now understood to be a biological disease. finally, we will explore the role that emotions play in decision-making and social interaction. next month, in part two of the emotional brain, we will turn our focus to negative emotions such as fear and anxiety. joining us tonight, a group of scientists who have devoted their lives to understanding the emotional brain. daniel salzman, he studies how the brain assigns an emotional value to the information that it receives from the five senses. he is an assistant professor of sky tri and neuroscience at columbia university. wolfram schultz. he studies how the brain's reward systemsffect decision-making and learning. he is a professor of neuroscience at cambridge university and a fe
PBS
Aug 31, 2010 6:30pm PDT
. jason, thank you for talking with us. first of all, they caught him alive. how significant is that? >> it is very significant because obviously he can be important in terms of other investigations, in terms of digging in to the workings of these cartels. yes, it's very important that they caught him alive. and the hope is that they will be able to get more information about the functioning of other cells, other parts of the organization that had splintered after the one man was gunned down by the mexican marines in december of 2009. >> woodruff: how big a victory is this for the mexican government? >> this is really huge in terms of the timing. for president calderon, he really needed a good-news story at the moment. last week you had the worst massacre in the entire drug car with 72 migrants killed by the zetas, one of the drug cartels that operates primarily just below brownsville, texas. they actually operate all over mexico. that's sort of their home base. they're accused of gunning down 72 migrants. that's obviously the worst massacre that has occurred in what is an incredibly
PBS
Aug 31, 2010 5:30pm PDT
. john, tell us what sort of differences do you think these changes are going to actually make. >> there is a range of measures, actually, in these new regulations, which are intended to prevent cases of child abuse occurring. it is difficult to see how effective they are going to be. obviously the intention is good. theaspect thais going to be grabbing headlines in germany in tomorrow's this papers will be the fact that the german newspapers have committed themselves in all 27 diocese to contact the police to report cases of child abuse to the police as soon as there is a reasonable suspicion that child abuse has taken place, with the sole exception, they say, and this should be a rare exception -- if the victim himself or herself insists upon the police not being informed. that is very unusual, particarlyinceany people do not realize there is no legal obligation whatsoever for anyone to report a case of sexual abuse. this is a particular restraint the church is voluntarily placing on itself. >> i have spoken myself to a lot of child sex abuse victims, especially in the church, and woul
PBS
Aug 31, 2010 10:00pm PDT
who opposed it. and all of us are united in appreciation for our servicemen and women, and our hopes for iraq's future. throughout our history, america has been willing to bear the burden of promoting liberty and human dignity overseas, understanding its links to our own liberty and security. but we have also understood that our nation's strength and influence abroad must be firmly anchored in our prosperity at home. and the bedrock of that prosperity must be a growing middle class. unfortunately, over the last decade, we've not done what's necessary to shore up the foundations of our own prosperity. we spent a trillion dollars at war. often financed by borrowing from overseas. this in turn has shortchanged investments in our own people and contributed to record deficits. for too long we have put off tough decisions on everything from our manufacturing base to our energy policy to education reform. as a result, too many middle class families find themselves working harder for less while our nation's long-term competitiveness is put at risk. and so at this moment, as we wind down the
Search Results 0 to 3 of about 4